Nitrite, Marine Ultra Low Range - Hanna Instruments HI83300 Instruction Manual

8.41. NITRITE, MARINE ULTRA LOW RANGE

SPECIFICATIONS
Range
Resolution
Accuracy
Light Source
Method
REQUIRED REAGENTS
Code
HI764‑25
REAGENT SETS
HI764‑25
For other accessories see page 200.
MEASUREMENT PROCEDURE
• Select the Nitrite, Marine ULR
described in the Method Selection section (see page 18).
• Fill the cuvette with 10 mL of unreacted sample (up to the
mark) and replace the cap.
• Place the cuvette into the holder and close the lid.
• Press the Zero key. The display will show "‑0.0‑" when the meter is zeroed and ready for
measurement.
• Remove the cuvette.
• Add one packet of
Reagent. Replace the cap and shake gently for about
15 seconds.
134
0 to 200 µg/L (as N0 ‑N)
‑
2
1 µg/L
±10 µg/L ±4% of reading at 25 °C
LED with narrow band interference filter @ 466 nm
Adaptation of the EPA Diazotization method 354.1.
Description
Nitrite Ultra Low Range Reagent
Reagents for 25 tests
method using the procedure
HI764‑25 Nitrite Ultra Low Range
Quantity
1 packet
10 mL